packet-forward-middleware v7.2.0

Summary

Packet Forward Middleware has removed the ability to take a fee for each forwarded packet, simplifying the middleware's functionality. Additionally, a fix was implemented to properly remove timed out in-flight transactions from the blockchain's state, addressing a potential storage leak.

What's Changed

• refactor: backport changes to remove the ability to take a fee for each forwarded packet by @jtieri in #210
• [BP: release/v7 <- #216] refactor: remove processed key and handling code by @mergify in #218
• [BP: release/v7 <- #222] feat: add storage leak test by @mergify in #223

Full Changelog: middleware/packet-forward-middleware/v7.1.3...middleware/packet-forward-middleware/v7.2.0